<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <!-- 搜索框 -->
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddPage">添加商品</el-button>
        </el-col>
      </el-row>
      <!-- table表格区 -->
      <el-table :data="goodList" border stripe>
        <el-table-column type="index" label="#"></el-table-column>
        <el-table-column prop="goods_name" label="商品名称"></el-table-column>
        <el-table-column prop="goods_price" label="商品价格（元）" width="120px"></el-table-column>
        <el-table-column prop="goods_weight" label="商品重量" width="80px"></el-table-column>
        <el-table-column label="创建时间" width="140px">
          <template v-slot="props">{{props.row.add_time*1000| dateFormat}}</template>
        </el-table-column>
        <el-table-column label="操作" width="300px">
          <template v-slot="props">
            <el-button type="primary" icon="el-icon-edit">编辑</el-button>
            <el-button
              type="danger"
              icon="el-icon-delete"
              @click="removeById(props.row.goods_id)"
            >删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[5, 10, 15, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
        background
      ></el-pagination>
    </el-card>
  </div>
</template>
<script>
export default {
  data() {
    return {
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10
      },
      goodList: [],
      total: 0
    }
  },
  created() {
    this.getGoodsList()
  },
  methods: {
    async getGoodsList() {
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo
      })
      if (res.meta.status !== 200) {
        return this.$Message.error('获取商品信息失败')
      }

      this.goodList = res.data.goods
      this.total = res.data.total
      // console.log(res.data)
    },
    handleSizeChange(size) {
      this.queryInfo.pagesize = size
      this.getGoodsList()
    },
    handleCurrentChange(num) {
      this.queryInfo.pagenum = num
      this.getGoodsList()
    },
    async removeById(id) {
      const result = await this.$confirm(
        '此操作将永久删除该商品, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }
      ).catch((err) => err)
      if (result !== 'confirm') {
        return this.$Message.info('取消删除操作')
      }
      const { data: res } = await this.$http.delete(`goods/${id}`)
      if (res.meta.status !== 200) {
        return this.$Message.error('删除商品失败')
      }
      this.$Message.success('删除商品成功')
      this.getGoodsList()
    },
    goAddPage() {
      this.$router.push('goods/add')
    }
  }
}
</script>
<style lang="less" scoped>
</style>
